Methods and systems for contact lens sterilization
AssigneeMenicon Signapore Pte Ltd.
InventorsTrevor Glasbey, Stephen D. Newman
Life of this patent
Estimating the term…
Abstract
A method of sterilizing a contact lens includes at least partially sterilizing the contact lens with an application of electrolyzed brine. A system for at least partially sterilizing a contact lens in initial packaging includes a generator for producing electrolyzed brine with biocidal activity, and a dispenser for dispensing a quantity of electrolyzed brine from the generator into the initial packaging with the contact lens.
Claims20
A method of sterilizing an unused contact lens to a Sterility Assurance Level (SAL) of 10−6 comprising:
- sterilizing said unused contact lens with an application of electrolyzed brine as an in-package sterilizing agent;
- wherein said electrolyzed brine is sealed with said unused contact lens in an initial packaging of said contact lens.
A system for sterilizing a new contact lens in initial packaging to a Sterility Assurance Level (SAL) of 10−6, said system comprising:
- a generator for producing electrolyzed brine with biocidal activity;
- and
- a dispenser for dispensing a quantity of electrolyzed brine from said generator into said initial packaging with said new contact lens.
A method of sterilizing a contact lens comprising:
- generating a quantity of electrolyzed brine;
- placing said electrolyzed brine in a dispenser;
- disposing a newly manufactured contact lens in a contact lens package;
- presenting said contact lens package containing said newly manufactured contact lens adjacent to said dispenser;
- and
- dispensing a quantity of said electrolyzed brine from said dispenser into said contact lens package to at least partially sterilize said contact lens with said dispensed electrolyzed brine.
Dependencies are inferred from the claim text.